CANNES Happening at the Cannes Film Festival, Blake Lively stole the spotlight in a white Chanel number as she walked the red carpet at the premiere of “Mr. Turner”. Meanwhile her hubby Ryan Reynolds wasn’t far away. The leading man is in town for his thriller “Captives”. At a press conference, Ryan opened up about some personal challenges with shooting the movie. Elsewhere, Cate Blanchett donned a grey Valentino gown when presenting the Chopard Trophy to two emerging artists. And America Ferrera witnessed the chaos of Cannes firsthand and later spoke about it while promoting “How To Train Your Dragon 2”.